What are the causes of keloid?

The cause of keloid formation experts in Yixing, Changsha said:

1, systematic factor

It may play a major role, especially specific physical factors, and sometimes it shows genetic characteristics. Keloid of this kind of patients often has no obvious relationship with the severity of skin injury. Even small trauma, such as mosquito bites, vaccination and other acupuncture injuries, can form keloid.

2. Racial differences

According to statistical analysis, the incidence of keloid in people with dark skin color and light skin color is 6-9 times higher, which may be related to abnormal metabolism of melanocyte stimulating hormone.

3. Important favorite websites

Common in sternum, deltoid muscle, auricle, mandible and upper back.

In addition, keloids generally have long lesions and grow for many years. Moreover, with the progress of the lesion, the scar will gradually penetrate and expand to the surrounding normal skin, beyond the original basement.